YouTuber jackanater1 tests out his new GoPro camera and "selfie stick" on his apartment floor.

Recommended by Twilitlord: "A disastrous convention intended to celebrate tumblr culture, Dashcon was a reminder of the possible dangers of internet croudsourcing and why tumblr should never, ever have its own island."

A group of students demonstrate how to prank a teacher by using a sharpie on the whiteboard.

This action cue from the 2014 first-person shooter game Call of Duty: Advanced Warfare has been widely mocked online as a cheap attempt at interactivity.